TY  - JOUR
A1  - Helsper, Christoph
A1  - Mölter, W.
A1  - Löffler, F.
A1  - Wadenpohl, C.
T1  - Investigations on a New Aerosol Generator for the Production of Carbon Aggregate Particles / Helsper, C. ; Mölter, W. ; Löffler, F. ; Wadenpohl, C. ; Kaufmann, S. ; Wenninger, G.
JF  - Atmospheric Environment. Part A. General Topics. 27 A (1993), H. 8
Y1  - 1993
SN  - 1352-2310
SP  - 1271
EP  - 1275
ER  - 
TY  - JOUR
A1  - Helsper, Christoph
A1  - Horn, Hans-Georg
A1  - Schneider, Friedhelm
A1  - Wehner, Birgit
T1  - Intercomparison of five mobility size spectrometers for measuring atmospheric submicrometer aerosol particles / Helsper, Christoph ; Horn, Hans-Georg ; Schneider, Friedhelm ; Wehner, Birgit ; Wiedensohler, Alfred
JF  - Gefahrstoffe, Reinhaltung der Luft. Air Quality Control. 68 (2008), H. 11-12
Y1  - 2008
SN  - 0949-8036
SP  - 475
EP  - 481
ER  -